4 articles found

Keen riders will discover why the NGK Spark Plug Stock #7162 boosts starts and durability—read on to uncover its real-world pros and caveats.

Modern drivers: discover whether the NGK 1675 spark plug's fine-wire platinum and corrosion-resistant design truly deliver sharper response and real durability.

Knowing NGK's zinc-dipped shells and copper cores boost life and cool operation—but will sealing and torque keep them lasting?

Uncover whether the NGK 5534’s copper-core performance and durability live up to claims — and which compromises you should expect.